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Finding the Fourth Proportional to 132,969.60, 199,551.60 and 93,603.60

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Solution

The fourth proportional to 132,969.60, 199,551.60 and 93,603.60 is: 140,473.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,969.60 : 199,551.60 = 93,603.60 : x
  2. Step 2: Convert to fraction form
    132,969.60/199,551.60 = 93,603.60/x
  3. Step 3: Cross multiply
    132,969.60x = 199,551.60 × 93,603.60
  4. Step 4: Simplify right side
    132,969.60x = 18,678,748,145.76
  5. Step 5: Solve for x
    x = 18,678,748,145.76/132,969.60
  6. Step 6: Final answer
    x = 140,473.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.